Sense 1Intransitive verb. To swing. Transitive verb. To swing. bi dai Transitive verb. To swing (plural).Cf. dung dai.Sense 2Intransitive verb. To turn left, right, etc.b i da i Transi ti ve verb. To make turn. Meaning 1 To swing (intransitive). Meaning 2 To swing something. Meaning 3 bi dai: To swing (plural). Meaning 4 To turn left or right. Meaning 5 bi dai: To make turn.